1
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant composite article. Allied Corporation, Gus T Hampilos, Gerhard H Fuchs, November 18, 1986: US04623574 (153 worldwide citation)

The present invention provides an improved, ballistic-resistant composite article of manufacture which comprises a network of high strength fibers having a tensile modulus of at least about 500 grams/denier and an energy-to-break of at least about 22 Joules/gram. An elastomeric matrix material subst ...


2
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant article. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Roy H Massengill, September 6, 1983: US04403012 (139 worldwide citation)

Articles such as vests, helmets and structural elements containing a network of ultrahigh molecular weight, high strength, high modulus polyethylene or polypropylene fibers. The fibers, and especially polyethylene fibers of 15, 20, 25, 30 or more g/denier tenacity, and 300, 500, 1000, 1500 or more g ...


3
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant article. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Kenneth E Stroup, July 3, 1984: US04457985 (137 worldwide citation)

Articles such as vests, helmets and structural elements containing a network of ultrahigh molecular weight, high strength, high modulus polyethylene or polypropylene fibers. The fibers, and especially polyethylene fibers of 15, 20, 25, 30 or more g/denier tenacity, and 300, 500, 1,000, 1,500 or more ...


4
Gary A Harpell, Igor Palley, Dusan C Prevorsek: Complex composite article having improved impact resistance. Allied Corporation, Gus T Hampilos, Gerard H Fuchs, September 23, 1986: US04613535 (114 worldwide citation)

The present invention provides an improved, complex composite article of manufacture which comprises a network of high strength fibers having a tensile modulus of at least about 160 grams/denier and a tenacity of at least about 7 g/denier. An elastomeric matrix material substantially coats each of t ...


5
Hsin L Li, Dusan C Prevorsek, Gary A Harpell, Young D Kwon: Ballistic-resistant composite article. Allied Signal, Richard C Stewart, Gerhard H Fuchs, April 10, 1990: US04916000 (103 worldwide citation)

The present invention provides an improved composite which comprises one or more layers, at least one of said layers comprising network of high strength filaments having a tensile modulus of at least about 160 grams/denier, a tenacity of at least about 7 g/denier and an energy-to-break of at least a ...


6
Dusan C Prevorsek, Gary A Harpell, David Wertz: Ballistic resistant fabric articles. AlliedSignal, Melanie L Brown, Roger H Criss, October 14, 1997: US05677029 (101 worldwide citation)

A flexible article of manufacture especially suitable for use as a ballistic resistant body armor which comprises two or more layers, at least one of said layers being a fibrous layer, and at least one of said layers being a polymeric layer in contact with and bound to all or portion of said fibrous ...


7
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Ballistic-resistant composite article. Allied Corporation, Richard A Negin, Gerhard Fuchs, May 31, 1988: US04748064 (98 worldwide citation)

The present invention provides an improved, composite article of manufacture which comprises a network of fibers having a tensile modulus of at least about 500 grams/denier and an energy-to-break of at least about 22 Joules/gram. An elastomeric matrix material having a tensile modulus of less than a ...


8
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Complex composite article having improved impact resistance. Allied Corporation, Richard A Negin, Gerhard Fuchs, April 12, 1988: US04737402 (95 worldwide citation)

The present invention provides an improved, complex composite article of manufacture which comprises a network of high strength fibers having a tensile modulus of at least about 160 grams/denier and a tenacity of at least about 7 g/denier. An elastomeric material substantially coats each of the indi ...


9
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Ballistic-resistant fabric article. Allied Corporation, Gus T Hampilos, Gerhard H Fuchs, March 17, 1987: US04650710 (91 worldwide citation)

The present invention provides an improved fabric which comprises at least one network of fibers selected from the group consisting of extended chain polyethylene (ECPE) extended chain polypropylene (ECPP) fibers, extended chain polyvinyl alcohol fibers and extended chain polyacrylonitrile fibers. A ...


10
Gary A Harpell, H L Li, Y D Kwon, D C Prevorsek: Composite and article using short length fibers. Allied Signal, Richard A Negin, Gerhard H Fuchs, April 11, 1989: US04820568 (84 worldwide citation)

The present invention is an improved prepreg layer, multilayer composite based on the improved prepreg layer, and article made from the multilayer composite.